Physics
The fundamental scientific principle in the operation of battery is

Dissociation of electrolytes
Dialysis
Oxidation-reduction
Acid-base interaction

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Physics
A capillary tube is partially dipped vertically in a vessel containing water. Due to capillarity water rises in the tube. The height of water rise in the tube can be increased by

Decreasing the radius of the capillary tube
Increasing the height of water in the vessel
None of these
Increasing the radius of the capillary tube

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Physics
Which of the following events occurred first ?

Max Planck unveiled the Quantum Theory
Marconi first tranmitted a wireless signal
Madame Marie Curie became the first woman Nobel Prize winner
Albert Einstein propounded the General Theory of Relativity

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